Here is my codes, trying make shortcut key works, because I have TextField it doe not work, how can I solve this problem?

 struct ContentView: View {
    
    @State private var string: String = ""
    
    var body: some View {

        VStack {

            TextField("enter your text here ...", text: $string)

            Button("ok") {
                print("The Text is:", string)
            }
            .keyboardShortcut(.return, modifiers: [])
            
        }
        .frame(width: 200, height: 100)
        .padding()
 
    }
}